<template>
    <div class="login-wrap">
        <div class="ms-login">
            <div class="ms-title">后台管理系统</div>
            <el-form :model="User" :rules="rules" ref="login" label-width="0px" class="ms-content">
                <el-form-item prop="username">
                    <el-input v-model="User.username" placeholder="username">
                        <el-button slot="prepend" icon="el-icon-lx-people"></el-button>
                    </el-input>
                </el-form-item>
                <el-form-item prop="user_password">
                    <el-input type="password" placeholder="password" v-model="User.user_password" @keyup.enter.native="submitForm()">
                        <el-button slot="prepend" icon="el-icon-lx-lock"></el-button>
                    </el-input>
                </el-form-item>
                <div class="login-btn">
                    <el-button type="primary" @click="submitForm()">登录</el-button>
                </div>
                <p class="login-tips">Tips : 用户名和密码随便填。</p>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
    data: function () {
        return {
            User: {
                username: 'admin',
                user_password: 'admin'
            },
            rules: {
                username: [{ required: true, message: '请输入用户名', trigger: 'blur' }],
                user_password: [{ required: true, message: '请输入密码', trigger: 'blur' }]
            }
        };
    },
    methods: {
        async submitForm() {
            let res = await this.$http.post('/validateLogin', this.User);            
            if (res.state == 200 && res.data.role=='管理员') {
                this.$message.success('登录成功');
                localStorage.setItem('token', res.data.token);
                localStorage.setItem('ms_username', res.data.user);
                localStorage.setItem('role', res.data.role);
                localStorage.setItem('user_id', res.data.user_id);
                this.$router.push('/');
            } else {
                this.$message.error('请输入账号和密码');
                console.log('error submit!!');
                return false;
            }
        }
    }
};
</script>

<style scoped>
.login-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    background-image: url(../../assets/img/login-bg.jpg);
    background-size: 100%;
}
.ms-title {
    width: 100%;
    line-height: 50px;
    text-align: center;
    font-size: 20px;
    color: #fff;
    border-bottom: 1px solid #ddd;
}
.ms-login {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 350px;
    margin: -190px 0 0 -175px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.3);
    overflow: hidden;
}
.ms-content {
    padding: 30px 30px;
}
.login-btn {
    text-align: center;
}
.login-btn button {
    width: 100%;
    height: 36px;
    margin-bottom: 10px;
}
.login-tips {
    font-size: 12px;
    line-height: 30px;
    color: #fff;
}
</style>